CH488257A - Process for producing rod-shaped, magnetically anisotropic permanent magnet bodies with a cubic crystal structure and a substantially axially oriented (100) direction of the crystals - Google Patents

Process for producing rod-shaped, magnetically anisotropic permanent magnet bodies with a cubic crystal structure and a substantially axially oriented (100) direction of the crystals

Info

Publication number
CH488257A
CH488257A CH812866A CH812866A CH488257A CH 488257 A CH488257 A CH 488257A CH 812866 A CH812866 A CH 812866A CH 812866 A CH812866 A CH 812866A CH 488257 A CH488257 A CH 488257A
Authority
CH
Switzerland
Prior art keywords
crystals
shaped
permanent magnet
crystal structure
axially oriented
Prior art date
Application number
CH812866A
Other languages
German (de)
Inventor
Aart Naastepad Pieter
Original Assignee
Philips Nv
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Nv filed Critical Philips Nv
Publication of CH488257A publication Critical patent/CH488257A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C19/00—Alloys based on nickel or cobalt
    • C22C19/07—Alloys based on nickel or cobalt based on cobalt
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
    • C22C38/105—Ferrous alloys, e.g. steel alloys containing cobalt containing Co and Ni
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B11/00—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
    • C30B29/10—Inorganic compounds or compositions
    • C30B29/52—Alloys

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Hard Magnetic Materials (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
CH812866A 1965-06-09 1966-06-06 Process for producing rod-shaped, magnetically anisotropic permanent magnet bodies with a cubic crystal structure and a substantially axially oriented (100) direction of the crystals CH488257A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL656507303A NL151831B (en) 1965-06-09 1965-06-09 PROCESS FOR THE MANUFACTURE OF ROD-SHAPED, MAGNETIC ANISOTROPE, PERMANENT MAGNETIC BODIES WITH CUBIC CRYSTAL STRUCTURE AND A MAINLY AXIALLY ORIENTED (100) DIRECTION OF THE CRYSTALS.

Publications (1)

Publication Number Publication Date
CH488257A true CH488257A (en) 1970-03-31

Family

ID=19793332

Family Applications (1)

Application Number Title Priority Date Filing Date
CH812866A CH488257A (en) 1965-06-09 1966-06-06 Process for producing rod-shaped, magnetically anisotropic permanent magnet bodies with a cubic crystal structure and a substantially axially oriented (100) direction of the crystals

Country Status (10)

Country Link
US (1) US3432369A (en)
AT (1) AT273513B (en)
BE (1) BE682208A (en)
CH (1) CH488257A (en)
DE (1) DE1533335C3 (en)
DK (1) DK119470B (en)
ES (1) ES327640A1 (en)
GB (1) GB1095846A (en)
NL (1) NL151831B (en)
SE (1) SE331317B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5033926A (en) * 1973-07-31 1975-04-02
US4007065A (en) * 1975-02-28 1977-02-08 Arnold Engineering Company Hysteresis alloy
JPS5331519A (en) * 1976-09-07 1978-03-24 Hitachi Metals Ltd Permanent magnetic alloy
US4289570A (en) * 1978-12-13 1981-09-15 United Technologies Corporation Seed and method for epitaxial solidification
US4784703A (en) * 1983-08-26 1988-11-15 Grumman Aerospace Corporation Directional solidification and densification of permanent magnets having single domain size MnBi particles
US11045851B2 (en) 2013-03-22 2021-06-29 Battelle Memorial Institute Method for Forming Hollow Profile Non-Circular Extrusions Using Shear Assisted Processing and Extrusion (ShAPE)
US10695811B2 (en) 2013-03-22 2020-06-30 Battelle Memorial Institute Functionally graded coatings and claddings
US11383280B2 (en) 2013-03-22 2022-07-12 Battelle Memorial Institute Devices and methods for performing shear-assisted extrusion, extrusion feedstocks, extrusion processes, and methods for preparing metal sheets
US10189063B2 (en) 2013-03-22 2019-01-29 Battelle Memorial Institute System and process for formation of extrusion products
US20140328959A1 (en) 2013-05-03 2014-11-06 Battelle Memorial Institute System and process for friction consolidation fabrication of permanent magnets and other extrusion and non-extrusion structures
US11549532B1 (en) 2019-09-06 2023-01-10 Battelle Memorial Institute Assemblies, riveted assemblies, methods for affixing substrates, and methods for mixing materials to form a metallurgical bond
WO2023043839A1 (en) 2021-09-15 2023-03-23 Battelle Memorial Institute Shear-assisted extrusion assemblies and methods

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2673310A (en) * 1949-09-07 1954-03-23 Deutsche Edelstahlwerke Ag Permanent magnet
US2862287A (en) * 1952-12-17 1958-12-02 Philips Corp Method of making cast alnico magnets
US2837452A (en) * 1955-01-19 1958-06-03 Philips Corp Method of making anisotropic permanent magnets
US2933427A (en) * 1956-03-28 1960-04-19 Philips Corp Permanent anisotropic magnet and method of making same
US3085036A (en) * 1960-03-11 1963-04-09 Ct Magneti Permanenti Monocrystalline permanent magnets and method of making them
US3206337A (en) * 1961-11-08 1965-09-14 Hamilton Watch Co Cobalt-platinum alloy and magnets made therefrom
US3175901A (en) * 1962-02-07 1965-03-30 U S Magnet & Alloy Corp Permanent magnet and alloy therefor
US3350240A (en) * 1963-07-05 1967-10-31 Sumitomo Spec Metals Method of producing magnetically anisotropic single-crystal magnets
US3314828A (en) * 1964-01-22 1967-04-18 Swift Levick & Sons Ltd Permanent magnets

Also Published As

Publication number Publication date
NL151831B (en) 1976-12-15
DE1533335C3 (en) 1974-10-10
DE1533335B2 (en) 1974-03-07
US3432369A (en) 1969-03-11
DK119470B (en) 1971-01-11
AT273513B (en) 1969-08-11
BE682208A (en) 1966-12-07
ES327640A1 (en) 1967-07-16
NL6507303A (en) 1966-12-12
GB1095846A (en) 1967-12-20
SE331317B (en) 1970-12-21
DE1533335A1 (en) 1969-12-18

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Legal Events

Date Code Title Description
PL Patent ceased